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9 September, 04:16

When 200 grams of water cools from 50 c to 25 c the total amount of heat energy released by the water is?

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  1. 9 September, 05:24
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    Specific Heat:

    Heat Energy = Mass of substance X Specific Heat X Change in Temp.

    1. change in temp |50-25| = 25

    2. specific heat of Water (H2O) = cal/g (Celsius) 1.000

    heat energy = 200g X 1.000 X 25

    Heat energy = 5000cal
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